| Geyser | 1965-07-20 |
|---|---|
| Basin | 1800 |
| Ebony | 0807, 1558 maj |
| Echinus | 0835, 1057, 1210, 1321, 1436, 1546 |
| Ledge | 0940 |
| Little Whirligig | 1240 ie, 1540 A |
| Steamboat | 0800-0900, 1030 |
| Values for Old Faithful Area | 1965-07-20 |
|---|---|
| Astronomical Twilight Begin | 03:44 |
| Nautical Twilight Begin | 04:38 |
| Civil Twilight Begin | 05:22 |
| Sunrise | 05:57 |
| Sunset | 21:01 |
| Civil Twilight End | 21:36 |
| Nautical Twilight End | 22:20 |
| Astronomical Twilight End | 23:14 |
| Moon Illumination | 65.16% |